To bring a gift/donation to Indonesia you should provide :
A letter to the Consul General of the Republic of Indonesia clarifying
the purpose, amount and the recipient of gift/donation, as well as
other relevant information. ( The Letter from Donor to Consul General
AND The Letter from Recipient to Consul General ).
A gift/donation certificate explaining that the gift/donation would be
granted to an individual or an agency/institution in Indonesia.
Invoice and packing list of the goods. At the end of the
invoice/packing list, please insert this statement " NO COMMERCIAL VALUE
AND VALUE FOR CUSTOM PURPOSE ONLY".
Enclose correspondences between donor and recipient.
Payment is not required.